Home / 126,923.64-175,155.66-70,335.96

Finding the Fourth Proportional to 126,923.64, 175,155.66 and 70,335.96

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Solution

The fourth proportional to 126,923.64, 175,155.66 and 70,335.96 is: 97,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,923.64 : 175,155.66 = 70,335.96 : x
  2. Step 2: Convert to fraction form
    126,923.64/175,155.66 = 70,335.96/x
  3. Step 3: Cross multiply
    126,923.64x = 175,155.66 × 70,335.96
  4. Step 4: Simplify right side
    126,923.64x = 12,319,741,495.53
  5. Step 5: Solve for x
    x = 12,319,741,495.53/126,923.64
  6. Step 6: Final answer
    x = 97,064.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.